NAICS 541380: Testing Laboratories
This industry comprises establishments primarily engaged in performing physical, chemical, and other analytical testing services, such as acoustics or vibration testing, assaying, biological testing (except medical and veterinary), calibration testing, electrical and electronic testing, geotechnical testing, mechanical testing, nondestructive testing, or thermal testing.  The testing may occur in a laboratory or on-site.

ExioML sector: Other business services (74)
Region: US | Year: 2022
Sector value added: 2061953.3722 M EUR | Employment: 13585.1834804 thousand persons
Sector GHG emissions: 29023033460.9 kg CO2 eq | Energy carrier net total: 1444103.87771 TJ | Carbon intensity: 0.014075504253490414

Company: National Technical Systems Inc
National Technical Systems, Inc. provides engineering and testing services. The Company offers environmental, field, radio, and hardware and software testing, as well as designing, systems engineering, and managed services. National Technical Systems serves customers worldwide.